import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

@SuppressWarnings("all")
public class Demo1 {
    public static void main(String[] args) {
        HashSet set = new HashSet();
        for (int i = 0; i < 100; i++) {
            set.add(new Ge(i));
        }
        "asd".equals("hello");
        Integer integer = new Integer(10);
    }
}

class Ge{
    private int n;

    public Ge(int n){
        this.n = n;
    }

    @Override
    public int hashCode() {
        return 100;
    }
}
